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Kennametal A4 Grooving Boring Bars

A4™ Tooling and Beyond™ Inserts for All Your O.D. and I.D. Applications

Primary Application

Choose A4 tooling for turning, facing, grooving, face grooving, and cut-off applications across a broad range of workpiece materials. The unique clamping system and versatile insert geometry deliver the highest metal removal rates in the industry.

Features and Benefits

A4 Grooving and Turning System

  • One tool for turning, facing, grooving, face-grooving, and cut-off in O.D. and I.D. applications means exceptionally fast cycle times, no turret indexes!
  • Extra-long clamping area, ground 120° bottom prism seating surface, and an exclusive top guide rail combine to deliver unsurpassed grooving and side-turning stability!
  • Precise insert positioning is ensured for accurate cuts!
  • Rigid clamping securely locks insert in place through the toughest cuts.

 

  • Versatile design enables one system to handle O.D. and I.D. grooving, face grooving, back turning, undercutting, and even threading operations.
  • Chip control inserts provide excellent chip evacuation in grooving, and offer better chip control in multidirectional turning..

Click through to the products to see videos of them in action, and also find their related matching tools.

24 Item(s)

per page

Set Descending Direction
  1. A-A4E

    Product Code Seat CD D A F L1 L1S L2  
    A20RA4EML0207M » 2 7.0000 20.00 4.00 13.00 200.00 199.00 40.00
    A20RA4EML0307M » 3 7.0000 20.00 4.00 13.00 200.00 198.50 40.00
    A20RA4EML0407M » 4 7.0000 20.00 4.00 13.00 200.00 198.00 40.00
    A20RA4EMR0207M » 2 7.0000 20.00 4.00 13.00 200.00 199.00 40.00
    A20RA4EMR0307M » 3 7.0000 20.00 4.00 13.00 200.00 198.50 40.00
    A20RA4EMR0407M » 4 10.0000 25.00 5.00 17.00 200.00 198.00 50.00
    A25RA4EML0210M » 2 10.0000 25.00 5.00 17.00 200.00 199.00 50.00
    A25RA4EML0310M » 3 10.0000 25.00 5.00 17.00 200.00 198.50 50.00
    A25RA4EML0410M » 4 10.0000 25.00 5.00 17.00 200.00 198.00 50.00
    A25RA4EMR0210M » 2 10.0000 25.00 5.00 17.00 200.00 199.00 50.00
    A25RA4EMR0310M » 3 10.0000 25.00 5.00 17.00 200.00 198.50 50.00
    A25RA4EMR0410M » 4 10.0000 20.00 4.00 13.00 200.00 198.00 40.00
    A32SA4EML0312M » 3 12.0000 32.00 6.00 22.00 250.00 248.50 64.00
    A32SA4EML0412M » 4 12.0000 32.00 6.00 22.00 250.00 248.00 64.00
    A32SA4EML0516M » 5 16.0000 32.00 6.00 26.00 250.00 247.50 64.00
    A32SA4EMR0312M » 3 12.0000 32.00 6.00 22.00 250.00 248.50 64.00
    A32SA4EMR0412M » 4 12.0000 32.00 6.00 22.00 250.00 248.00 64.00
    A32SA4EMR0516M » 5 16.0000 32.00 6.00 26.00 250.00 247.50 64.00
    A40TA4EML0416M » 4 16.0000 40.00 6.00 30.00 300.00 298.00 80.00
    A40TA4EML0516M » 5 16.0000 40.00 6.00 30.00 300.00 297.50 80.00
    A40TA4EML0616M » 6 16.0000 40.00 6.00 30.00 300.00 297.00 80.00
    A40TA4EMR0416M » 4 16.0000 40.00 6.00 30.00 300.00 298.00 80.00
    A40TA4EMR0516M » 5 16.0000 40.00 6.00 30.00 300.00 297.50 80.00
    A40TA4EMR0616M » 6 16.0000 40.00 6.00 30.00 300.00 297.00 80.00
    A-A4E

24 Item(s)

per page

Set Descending Direction

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